﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace _03_二叉树
{
   class BiNode
   {
      public int val { get; set; }
      public BiNode lchild { get; set; }
      public BiNode rchild { get; set; }

      public BiNode(int val)
      {
         this.val = val;
         this.lchild = null;
         this.rchild = null;
      }
   }
}
